package com.wz.jiangsu.main.test1;

import java.util.concurrent.locks.ReentrantLock;

public class TestReen {
    public static void main(String[] args) {
        ReentrantLock reentrantLock = new ReentrantLock();
        reentrantLock.lock();
        System.out.println("sfss");
        reentrantLock.unlock();
    }
}
